* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  width: 100vw;
  height: 100vh;
  background: linear-gradient(to right bottom, #c0392b 30%, #e67e22 70%);
  overflow: hidden;
}

#app {
  height: 500px;
  margin: 100px auto;
  max-width: 1017px;
  width: 100%;
  background-color: black;
  border-radius: 5px;
  position: relative;
}

#app h1 {
  text-align: center;
  color: white;
  letter-spacing: 4px;
  font-weight: bold;
  position: absolute;
  top: -70px;
  left: 0;
  right: 0;
  margin: 0 auto;
}
.content { 
    top: 20%;
    position: relative;
    width: 1017px;
    height: 402px;
    margin: 0 auto;
    overflow-x: hidden;
    background: url() 0 220px no-repeat;
    transform: translateY(-50%);
}

.content .roll_content {
    position: absolute;
    width: 10000px;
    height: 148px;
    top: 230px;
    left: 0;
    display: flex;
}
.content .list_mask {
    position: absolute;
    top: 206px;
    left: 0;
    width: 1017px;
    height: 196px;
    background: url(../images/list_mask.png) 0 0 no-repeat;
}
.roll_content {
    position: absolute;
    width: 10000px;
    height: 148px;
    top: 241px;
    left: 0;
    display: flex;
}

.roll_content .li {
    position: relative;
    width: 107px;
    height: 148px;
    padding: 0 3px;
    box-sizing: border-box;
    border: 1px dashed white;
    text-align: center;
    line-height: 148px;
    color: aliceblue;
    font-weight: bold;
}
 
@keyframes showImg-data-v-b5648fb8 {
    0% {
        opacity: 0;
        background: none;
        transform: scale(1);
    }
    to {
        opacity: 1;
        background: url(../image/cur_bg.d68528c4.png) 0 0 no-repeat;
        transform: scale(2);
    }
}
.startBtn {
  width: 150px;
  height: 40px;
  line-height: 40px;
  border-radius: 10px;
  text-align: center;
  color: white;
  background-color: #c0392b;
  margin: 26px auto;
}
.startBtn:hover {
  cursor: pointer;
}
.startBtn:active {
  cursor: pointer;
  background-color: #e67e22;
}
